APA (7th ed.) Citation

Powell, H. B. (1956). The original has this signature--W. K. Kellogg. Prentice-Hall.

Chicago Style (17th ed.) Citation

Powell, Horace B. The Original Has This Signature--W. K. Kellogg. Englewood Cliffs, N.J.: Prentice-Hall, 1956.

MLA (8th ed.) Citation

Powell, Horace B. The Original Has This Signature--W. K. Kellogg. Prentice-Hall, 1956.